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Finding the Third Proportional to 336.97 and 511.95

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Solution

The third proportional to 336.97 and 511.95 is: 777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.97 : 511.95 = 511.95 : x
  2. Step 2: Convert to fraction form
    336.97/511.95 = 511.95/x
  3. Step 3: Cross multiply
    336.97x = 511.95 × 511.95
  4. Step 4: Simplify right side
    336.97x = 262,088.00
  5. Step 5: Solve for x
    x = 262,088.00/336.97
  6. Step 6: Final answer
    x = 777.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.